ST3M838-5-4

View detailed technical data, stock status, and sourcing information for: ST3M838-5-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-142-4397

Item Name Code

04905

Assigment Date

11/16/1982 (43 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

3a thread class, spline drive shear head head style, right-hand thread direction, 0.701 inches minimum and 0.748 inches maximum fastener length, 0.441 inches minimum and 0.508 inches maximum thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.441 inches minimum and 0.508 inches maximum
Fastener Length: 0.701 inches minimum and 0.748 inches maximum
Head Style: spline drive shear head
Head Height: 0.177 inches minimum and 0.197 inches maximum
Shoulder Diameter: 0.3427 inches minimum and 0.3432 inches maximum first shoulder
Shoulder Length: 0.240 inches minimum and 0.260 inches maximum first shoulder
Head Minor Diameter: 0.512 inches minimum
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Shoulder Shape: round first shoulder
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
122898-5-4	Shoulder Bolt
MB160-5-4	Shoulder Bolt
PBF1270-5-4	Shoulder Bolt
ST3M838-5-4	Shoulder Bolt
ST3M838-6-13	Shoulder Bolt
VS3191-5-4Y	Shoulder Bolt

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5306-01-142-4397?

The FSCG of the NSN 5306-01-142-4397 is 5306

Does the NSN 5306-01-142-4397 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-142-4397 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5306-01-142-4397 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-142-4397 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5306-01-142-4397 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Nov 16, 1982